Complex modulus

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Complex modulus may refer to:

  • the norm or absolute value (mathematics) of a complex number: | x + iy | =  \sqrt{x^2 + y^2}.
  • Dynamic modulus (materials engineering), the ratio of stress to strain under vibratory conditions.[1]


  1. ^ The use of the term complex modulus as equivalent to dynamic modulus is based on: The Open University (UK), 2000. T838 Design and Manufacture with Polymers: Solid properties and design, page 30. Milton Keynes: The Open University.